Description
Premium Big Brake Kit. The Wilwood Tactical Extreme TX6R Front Big Brake Kit with 16-Inch Slotted Rotors and Black Calipers delivers superior braking performance for trucks and SUVs. Its powerful six-piston calipers and large diameter rotors provide enhanced stopping power and improved heat dissipation, making it ideal for heavy-duty or high-performance applications. This kit is engineered to replace factory disc spindle setups with ease while maintaining compatibility with existing power brake systems.
Construction and Appearance. The brake kit features six-piston TX6R calipers finished in a durable black powder coat for corrosion resistance and an aggressive look. Rotors are constructed from Spec-37 iron with a GT 72 staggered vane design and a black electro coat surface finish that reduces rust and improves longevity. The kit includes a black E-Coated aluminum truck hat with precise bolt patterns to ensure secure and reliable mounting.
Installation. This kit installs directly on factory disc spindles using radial mount calipers, allowing a bolt-on upgrade without machining or drilling modifications. Wheel clearance should be verified to confirm compatibility with 20-inch or larger wheels before installation to ensure proper fitment.
Application. This brake kit is designed to fit 2019-2026 Sierra 1500 models, accommodating factory disc spindle setups and meeting the performance needs of this vehicle platform.
Wilwood 140-15729
CA Residents: WARNING: Cancer and Reproductive Harm
- Front Brake Kit Featuring Radial Mount Spindle Type
- Six-Piston Caliper Type With Black Powder Coat Finish
- Includes 16.00-Inch Diameter Rotors With GT Slotted Style
- Minimum Wheel Diameter Required Is 20 Inches
- Compatible With Factory Disc Spindle
- Uses Radial Mount Type Caliper
- Piston Configuration Includes One 1.75-Inch Bore And Two 1.62-Inch Bore Pistons
- Caliper Piston Area Measures 6.52 Square Inches
- Brake Pad Plate Material: BP-Q
- Brake Pad Area Measures 12.69 Square Inches
- Brake Pad Volume Measures 6.81 Cubic Inches
- Includes GT 72 Staggered Vane Rotors Made Of Spec-37 Iron
- Rotors Feature Black Electro Coat Surface Finish
- Rotor Width Is 1.38 Inches With 60 CV Vane Count
- Includes Black E-Coat Finished Aluminum Truck Standard Hat
- Hat Features 0.670-Inch Offset Dimension With 6×5.50 Bolt Circle
- Wheel Clearance Should Be Verified Prior To Installation
- Fits 2019-2026 Sierra 1500






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